debug_logfile: fd 2 pid 73953 [parent 73939], doing new pid setup and server start Setup complete, sending SIGUSR1 to pid 73939. db cleanup for server shutdown, 15:32:43.372 memory-to-file backup complete, 15:32:43.373. db cleanup finished, 15:32:43.373 debug_logfile: fd 2 pid 35859 [parent 35815], doing new pid setup and server start Setup complete, sending SIGUSR1 to pid 35815. debug_logfile: fd 2 pid 35885 [parent 35790], doing new pid setup and server start lock already held by existing pid 35859. Couldn't obtain lock: Resource temporarily unavailable. Child process exit status 4: lock_held db cleanup for server shutdown, 15:33:40.928 memory-to-file backup complete, 15:33:40.928. db cleanup finished, 15:33:40.928